# cmake -P hello.cmake
# cmkae -DHELLO_NAME=wangtao -P hello.cmake

message(STATUS "hello")
if (NOT HELLO_NAME)
    message(STATUS "Please define HELLO_NAME")
else()
    message(STATUS "HELLO_NAME=${HELLO_NAME}")
endif()


message(STATUS "CMAKE_SYSTEM_PROCESSOR=${CMAKE_SYSTEM_PROCESSOR}")
if(CMAKE_SYSTEM_PROCESSOR STREQUAL aarch64)
    message(STATUS "aarch64")
else()
    message(STATUS "using x86_64")
endif()

